Monero client sync

Speed up the initial blockchain sync with these steps:

# WINDOWS: Create a new folder with Windows File Explorer, and use your web browser to download the following two files to the new folder
https://downloads.getmonero.org/win64
https://downloads.getmonero.org/blockchain.raw
# WINDOWS: Double click the Monero zip file that has been downloaded to extract it. Then open Command Prompt. Use the 'cd' command to naviate to your new folder
cd monero
monero-blockchain-import.exe --verify 0 --input-file ./blockchain.raw
# WINDOWS: Delete the raw blockchain download as it is no longer needed
del blockchain.raw